docs: def sqlmany(self, stringname, *args):
          """Wrapper for executing many SQL calls on my connection.
  
          First arg is the name of a query, either a key in the
          precompiled JSON or a method name in
          ``allegedb.alchemy.Alchemist``. Remaining arguments should be
          tuples of argument sequences to be passed to the query.
  
          """
          if hasattr(self, 'alchemist'):
              return getattr(self.alchemist.many, stringname)(*args)
          s = self.strings[stringname]
          return self.connection.cursor().executemany(s, args)